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ClinicalTrials.gov public records Last synced Oct 5, 2026, 2:47 PM EDT

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Showing 49–72 of 743 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pulmonary Arterial Hypertension Clear all
Completed Phase 2 Interventional

Safety and Effectiveness of PRX-08066 in Patients With Pulmonary Hypertension and Chronic Obstructive Pulmonary Disease

NCT00345774
View directory record Official record
Conditions
Pulmonary Hypertension, Chronic Obstructive Pulmonary Disease
Interventions
PRX-08066
Drug
Lead sponsor
Epix Pharmaceuticals, Inc.
Industry
Eligibility
25 Years to 79 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
19
States / cities
Anniston, Alabama • Phoenix, Arizona • Sacramento, California + 14 more
Source: ClinicalTrials.gov public record
Updated May 29, 2008 · Synced Oct 5, 2026, 2:47 PM EDT
Completed No phase listed Observational

Genetic and Environmental Determinants That Control Metabolism in Pulmonary Hypertension

NCT02594917
View directory record Official record
Conditions
Iron-sulfur Cluster Deficiency, Pulmonary Hypertension, Friedreich Ataxia
Interventions
Right Heart Catheterization, Blood draw
Procedure · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 22, 2023 · Synced Oct 5, 2026, 2:47 PM EDT
Completed No phase listed Observational

Metabolic Remodeling in Pulmonary Arterial Hypertension (PAH)

NCT04968210
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Hyperpolarized 13C-pyruvate
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2025 · Synced Oct 5, 2026, 2:47 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Pulmonary Hypertension and Oxygen Saturation Targeting in Preterm Infants

NCT06373289
View directory record Official record
Conditions
Bronchopulmonary Dysplasia, Pulmonary Hypertension
Interventions
higher oxygen saturation target using Nellcor pulse oximetry sensors, lower oxygen saturation target using Nellcor pulse oximetry sensors
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Month to 5 Months
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Birmingham, Alabama • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Completed No phase listed Observational

Pulmonary Hypertension in Trisomy 21 Patients

NCT00478296
View directory record Official record
Conditions
Congenital Disorders
Interventions
Not listed
Lead sponsor
Children's Healthcare of Atlanta
Other
Eligibility
Up to 8 Days
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 16, 2012 · Synced Oct 5, 2026, 2:47 PM EDT
Terminated Not applicable Interventional Results available

Heart Catheterization Using Magnetic Resonance Imaging (MRI) Fluoroscopy and Passive Guidewires

NCT03152773
View directory record Official record
Conditions
Pulmonary Artery Hypertension, Congenital Heart Disease, Structural Heart Disease
Interventions
MRI Heart guidewire catheterization
Diagnostic Test
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Terminated Phase 2 Interventional Results available

A Study to Investigate the Safety and Efficacy of KER-012 in Combination With Background Therapy in Adult Participants With Pulmonary Arterial Hypertension (PAH) (TROPOS Study).

NCT05975905
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Dose A KER-012, Dose B KER-012, Dose C KER-012, Placebo for 24 Weeks followed by Dose B KER-012 for 72 weeks
Biological
Lead sponsor
Keros Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
16
States / cities
Scottsdale, Arizona • Tucson, Arizona • Stanford, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Terminated Phase 2 Interventional

A Phase 2 Study to Determine the Safety and Efficacy of AIR001 in Subjects With Pulmonary Arterial Hypertension (PAH)

NCT01725256
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
AIR001 (sodium nitrite inhalation solution)
Drug
Lead sponsor
Aires Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
17
States / cities
La Jolla, California • Torrance, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 9, 2014 · Synced Oct 5, 2026, 2:47 PM EDT
Recruiting Phase 1Phase 2 Interventional

Feasibility of Semaglutide in Advanced Lung Disease

NCT05746039
View directory record Official record
Conditions
Obesity, Interstitial Lung Disease, Chronic Obstructive Pulmonary Disease, Sarcoidosis, Pulmonary, Pulmonary Hypertension
Interventions
Semaglutide Pen Injector
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Detecting Pulmonary Hypertension With the Eko CORE 500 Digital Stethoscope

NCT07136623
View directory record Official record
Conditions
Pulmnary Hypertension
Interventions
Eko CORE 500 phonocardiogram (PCG) recording, Eko CORE 500 three-lead electrocardiogram (ECG) recording
Diagnostic Test
Lead sponsor
Eko Devices, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,513 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Los Angeles, California • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Completed No phase listed Observational

Registry of Preterm Newborns With Severe Pulmonary Hypertension

NCT03310346
View directory record Official record
Conditions
Pulmonary Hypertension, Preterm Infant
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
0 Minutes to 45 Years
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 6, 2023 · Synced Oct 5, 2026, 2:47 PM EDT
Completed No phase listed Observational

Tricuspid Regurgitant Jet Velocity as an Independent Marker for Mortality in Sickle Cell Anemia

NCT01783093
View directory record Official record
Conditions
Sickle Cell Anemia, Pulmonary Hypertension
Interventions
Data Collection
Other
Lead sponsor
Namita Sood
Other
Eligibility
18 Years and older
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 4, 2013 · Synced Oct 5, 2026, 2:47 PM EDT
Completed Phase 4 Interventional Results available

Study of Add-on Ambrisentan Therapy to Background Phosphodiesterase Type-5 Inhibitor (PDE5i) Therapy in Pulmonary Arterial Hypertension (ATHENA-1)

NCT00617305
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Ambrisentan, Placebo, Sildenafil, Tadalafil
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
16 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
30
States / cities
Mobile, Alabama • Phoenix, Arizona • Los Angeles, California + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2012 · Synced Oct 5, 2026, 2:47 PM EDT
Terminated Phase 3 Interventional

Effects of Combination Medical Therapy Followed by BPA on Right Ventricular-PA Coupling and Hemodynamics in CTEPH

NCT05140525
View directory record Official record
Conditions
CTEPH
Interventions
Macitentan Tablets, Riociguat, balloon pulmonary angioplasty
Drug · Device
Lead sponsor
Dr Sudarshan Rajagopal
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Withdrawn Phase 4 Interventional

Combined Use of Angiography, Optical Coherence Tomography and Intravascular Ultrasound in Evaluation of Pulmonary Vascular Structure and Function in Patients With Pulmonary Arterial Hypertension Treated With Oral Bosentan

NCT01508780
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
St Jude Medical C7 Dragonfly Optical Coherence Tomography (OCT), Boston Scientific Intravascular Ultrasound
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 13, 2014 · Synced Oct 5, 2026, 2:47 PM EDT
Completed Phase 2 Interventional Results available

Evaluation of the Pharmacodynamic Effect of the Combination of Sildenafil and Riociguat on Blood Pressure and Other Safety Parameters.

NCT01179334
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Riociguat (Adempas, BAY63-2521), Placebo, Sildenafil
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
3
States / cities
Aurora, Colorado • Columbus, Ohio • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 29, 2016 · Synced Oct 5, 2026, 2:47 PM EDT
Recruiting Phase 2 Interventional

Autologous Stem Cell Transplantation in Patients With Systemic Sclerosis

NCT03630211
View directory record Official record
Conditions
Systemic Sclerosis, Diffuse Sclerosis Systemic, Interstitial Lung Disease, Pulmonary Hypertension
Interventions
Cyclophosphamide, Mesna, Rituximab, Alemtuzumab, Thiotepa, GM-CSF, Intravenous immunoglobulin, Total Body Irradiation, Anti Thymocyte Globulin
Drug · Radiation
Lead sponsor
Paul Szabolcs
Other
Eligibility
8 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Completed Phase 3 Interventional Results available

A Study of Sotatercept for the Treatment of Pulmonary Arterial Hypertension (MK-7962-003/A011-11)(STELLAR)

NCT04576988
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Sotatercept, Placebo, Background PAH Therapy
Biological · Drug
Lead sponsor
Acceleron Pharma, Inc., a wholly-owned subsidiary of Merck & Co., Inc., Rahway, NJ USA
Industry
Eligibility
18 Years and older
Enrollment
324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
39
States / cities
Phoenix, Arizona • Tucson, Arizona • San Diego, California + 32 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 5, 2026, 2:47 PM EDT
Terminated Phase 2 Interventional Results available

Efficacy and Safety of Riociguat in Patients With Symptomatic Pulmonary Hypertension (PH) Associated With Idiopathic Interstitial Pneumonias (IIP)

NCT02138825
View directory record Official record
Conditions
Idiopathic Interstitial Pneumonias / Hypertension,Pulmonary
Interventions
Riociguat (Adempas, BAY63-2521), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 80 Years
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
17
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 4, 2017 · Synced Oct 5, 2026, 2:47 PM EDT
Completed Phase 4 Interventional

Comparison of Vasodilator Response of Inhaled Epoprostenol and Inhaled Nitric Oxide

NCT04231084
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Vasodilator testing (Inhaled Nitric Oxide), Vasodilator testing (Inhaled Epoprostenol)
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Oct 5, 2026, 2:47 PM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate Efficacy and Safety of Macitentan 75 mg in Inoperable or Persistent/Recurrent Chronic Thromboembolic Pulmonary Hypertension

NCT04271475
View directory record Official record
Conditions
Chronic Thromboembolic Pulmonary Hypertension
Interventions
Macitentan, Placebo
Drug
Lead sponsor
Actelion
Industry
Eligibility
18 Years to 80 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
24
States / cities
La Jolla, California • Los Angeles, California • Sacramento, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2025 · Synced Oct 5, 2026, 2:47 PM EDT
Active, not recruiting Phase 2 Interventional

Open-label Extension Study of GB002 in Adult Subjects With Pulmonary Arterial Hypertension (PAH)

NCT04816604
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
GB002 (seralutinib), Generic Dry Powder Inhaler
Drug · Device
Lead sponsor
Gossamer Bio USA, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
15
States / cities
Sacramento, California • Santa Barbara, California • Jacksonville, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 5, 2026, 2:47 PM EDT
Withdrawn Phase 2Phase 3 Interventional

CompRehensive Phenotypic Characterization of Patients With Scleroderma-Associated ILD and PH

NCT03726398
View directory record Official record
Conditions
Interstitial Lung Disease, Scleroderma, Pulmonary Hypertension
Interventions
Opsumit 10 Mg Tablet
Drug
Lead sponsor
Franz Rischard, DO
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 20, 2025 · Synced Oct 5, 2026, 2:47 PM EDT
Completed Phase 2 Interventional Results available

Milrinone in Congenital Diaphragmatic Hernia

NCT02951130
View directory record Official record
Conditions
Congenital Diaphragmatic Hernia, Persistent Pulmonary Hypertension of the Newborn, Hypoxemic Respiratory Failure, Pulmonary Hypoplasia
Interventions
Milrinone, Placebo (5% Dextrose)
Drug
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
0 Hours to 168 Hours
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
19
States / cities
Birmingham, Alabama • Palo Alto, California • Atlanta, Georgia + 15 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2025 · Synced Oct 5, 2026, 2:47 PM EDT